Thank you!
I do not know, sorry! The character model is not made by me (you can find it on sketchfab), I just downloaded the model and auto-rigged it on Mixamo for my college project.
You can find the model and artist here:
https://sketchfab.com/3d-models/ch-ying-default-25ce7ab16d1a4a34addac309ed4dbfb7